Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes.

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2answers
784 views

Checking the issued and expiry dates for the certificates involved a certificate chain

Is it possible to check the issued and expiry dates for the certificates involved in a certificate chain by just passing a domain? I tired various openssl s_client attributes, but I am not able to ...
0
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1answer
72 views

pnp4nagios rrd multivalue breakout

I set up a nagios check script to track user quota usage on our Netapps, produces perfdata just fine. I set the perfdata as multiple value so I get a single Hostname.xml and a rrd per user. Graphs gen ...
2
votes
1answer
194 views

NAGIOS: How to disable toner checking when the network printer is down?

I would like to monitor the toner level of a network printer using nagios3. I have everything I need to access the toner level using SNMP. But, when the printer is off, I have an error "Host is ...
1
vote
1answer
281 views

Simple monitoring solution for a single server [closed]

I have a little experience with server monitoring products from my previous job (mainly Nagios), but never had the chance to set up a monitoring scheme from scratch. Every time there was a number of ...
2
votes
1answer
168 views

Nagios notification_interval for weekday vs weekend

I would like to configure Nagios to send a page once every 6 hours Monday through Friday, but only once every 24 hours Saturday & Sunday. I am having a hard time wrapping my mind around how to ...
0
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1answer
236 views

How achieve the effect of having a different max_check_attempts values for WARNING and CRITIAL states Nagios?

For example, I want that when service X check results in a WARNING state, it send a notification right away (max_check_attempts=1), but if the check results is CRITICAL (max_check_attempts=3), it ...
0
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2answers
477 views

CentOS: Unable to read output from nrpe/snmp agent on remote server, it works locally though, what am I doing wrong?

I've installed NRPE and SNMP on some server as I'd like to monitor this server with Nagios. I have a few checks which are already running properly and I get the output as intended. Today, I've ...
0
votes
1answer
297 views

Nagios Monitoring for changing server threshold

I have a server that is monitored by Nagios. The nagios is constantly show high CPU usage but at this usage, my Server is working fine. Is it possible to increase the CPU check threshold, I mean like ...
1
vote
1answer
224 views

How to collect the performance data of a server during an unreachable/down period using Nagios?

Some time services and host stop responding due to a poor server performance. I mean, if for some reason (could be lot of concurrency services access, a expensive backup execution on the server or ...
3
votes
1answer
3k views

How to delete all nagios availability history data?

After play a little with nagios tuning some variables etc. I want go to production and clear all the so far collected availability data, so my nagios history begin today. How can I do that?
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1answer
1k views

How to change the amount of data stored in pnp4nagios?

I installed pnp4nagios and all is fine, just want change a conf but not know how. Here one can read Using the defaults allows to store the data with a resolution of one minute for the last two ...
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0answers
49 views

Nagios: parent host is not supressing recovery messages from child host services

Using the Network Reachability document, I've assigned the main routers on various networks as parent hosts to all hosts in their respective networks. When those networks go offline, I'm only notified ...
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1answer
896 views

NSClient++, what is the best way to monitor SQL Server Agent jobs?

What is the best way to monitor SQL Server Agent jobs using NSClient++ (and Icinga)? We have about 100 jobs on the server. It would be nice if monitoring would be able to handle recovery state per ...
2
votes
4answers
487 views

Avoiding Nagios commands.cfg

I want to call a command directly from a Nagios service file, instead of passing arguments clumsily to commands.cfg. For example I want do this: define service { service_description ...
3
votes
3answers
1k views

DELL OpenManage 7.3 on ESXi5.1

I installed Dell OpenManage 7.3 VIB on ESXi5.1 host. I assumed that VIB will load all DELL specific MIBs into OS. I enabled snmpd on that host as well, but when I am doing "snmpwalk" or "snmpget" I do ...
0
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2answers
44 views

multiple notification intervals for different groups

Is it possible for me to setup notifications on a host for two different groups but have the interval for each group different? Our network staff would only like one email when a site goes down and ...
0
votes
2answers
2k views

nrpe dead but pid file exists on CentoS 6.4 client

I have a similar problem like it was on question Memcached status returning "memcached dead but pid file exists" but I can't solve it. My Nagios client is CentOS 6.4 and NRPE won't work ...
0
votes
1answer
940 views

Checking Postfix queue size with Nagios

I need to check the number of mails in active queue on various Postfix installations, as a Nagios alert. My first idea is to write a small Nagios plugin that SSHs to the Postfix server and read the ...
2
votes
2answers
1k views

Getting the currently logged-in user to a Windows XP Pro system

We have a XP machine which runs scheduled tasks early in the morning and unfortunately has to be logged into the desktop of a certain user for that to work. Unfortunately, that user sometimes gets ...
5
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3answers
710 views

Hardware checks for Dell R820 Servers through Nagios using SNMP

We use Nagios for monitoring. Is there a way to create hardware checks using SNMP MIB for R820 servers running ESXi5.x on them? Right now we are using this python plugin: current python plugin But ...
-1
votes
1answer
193 views

Nagios: real-time logfile monitoring with nsca on linux

According to this article http://blog.medin.name/2012/03/20/real-time-event-log-monitoring-with-nsclient/ I succeccful used nsclient++ to push Windows Eventlog to a nagios server whenever a new ...
2
votes
1answer
128 views

Is there a way to restrict user to access only Tactical Overview in Nagios?

Is there a way for me to configure Nagios to allow user to access only "Tactical Overview" (/nagios/cgi-bin/tac.cgi) through cgi.cfg? # grep ^authorized_for_ /etc/nagios/cgi.cfg ...
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votes
1answer
82 views

Nagios monitoring nvidia on Windows OS

Can somebody give me advice, about monitoring on Nagios. How i can monitor GPU temperature on NVidia graphic card, under Windows 2008 R2 OS?
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2answers
184 views

nagios plugin for apt return code 3

I'm using a nagios plugin to check for apt updates. But sometimes (i think once a day) I get an error like this: Aug 11 14:05:27 Client nrpe[16668]: Connection from Server-IP port 2731 Aug 11 ...
0
votes
1answer
962 views

FreeNAS/FreeBSD: How to access status of ZFS volume from jail?

I am trying to set up NRPE to enable remote Nagios monitoring of a new FreeNAS 0.91 system. I mostly have this working. I can connect and inquire about basic information like number of processes, ...
0
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1answer
35 views

Nagios notifications - Notifications

We use two templates one called 24x7-critical and one non-critical. The 24x7 alert 24x7, the non critical alert during business hours. Some of the services that are non-critical alert someone that ...
2
votes
1answer
854 views

How to send NAGIOS alerts to OSSIM server

I've installed an OSSIM server and I wanto to retrieve the alerts generated by a remote Nagios server in order to analyze them and perform correlation of security events. Before putting hands on it, ...
0
votes
3answers
6k views

nagios - HTTP CRITICAL Socket timeout after 10/20/60 seconds

I just installed nagios on a server machine, only to be greeted with a critical error on the HTTP service. the error is HTTP CRITICAL - Socket timeout after 10 seconds I searched for this error ...
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votes
1answer
369 views

Nagios/Gammu, nagios user can't send sms

I have a Nagios, and Gammu installed. When I use gammu as root, like the following : /usr/bin/gammu identify (or else) It works, but when I do it as nagios user, i got this answer : Can't open ...
2
votes
1answer
284 views

Nagios: How to use crit= and warn= in CheckEventlog

I am using CheckEventLog of NSClient++0.4.1 to do a real-time monitoring. And according to official documentation, there were warn and crit options. warn Expression which raises a warning status. ...
1
vote
2answers
262 views

Push monitoring data from Nagios/Zenoss to another system

I have built a system which does various types of time-series analysis and now I would like to feed it data from a monitoring tool. Since I have Nagios set up already in my test environment, I prefer ...
0
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1answer
575 views

Nagios sending blank service alerts when host is down

When a host goes down we get "** PROBLEM Host Alert: Wright is DOWN" and we get "**Problem Service Alert: Wright/$ is $". I know this is related to how our notification settings are set, but I ...
0
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1answer
59 views

Odds of a given Windows EventID to be unique for a Source?

I am using the basic NRPE plugins for Nagios to passively monitor Windows Eventlog. The plugin allows for an EventID exception list as a command argument. So, for instance, I can block any event that ...
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2answers
50 views

Is it possible to have on service check multiple hosts on nagios

I have a few hosts that check for the temperature through snmp, and I was wondering if I could combine the 4 different services into one service that checks all 4 hosts temperatures. I know that they ...
0
votes
2answers
469 views

I'm unable to use rpmbuild to build nagios-3.5.0 RPM @RHEL6

I'm unable to build RPM w/ nagios 3.5.0 (last one that worked for me was 3.2.3): # md5sum nagios-3.5.0.tar.gz aeef195d2033cc362bf6cb972bcc8f07 nagios-3.5.0.tar.gz # rpmbuild -tb nagios-3.5.0.tar.gz ...
0
votes
1answer
149 views

Why nagios is not rendering html in home page

I am using nagios and my config file i have report = html The output is like this Current Status: CRITICAL (for 0d 0h 1m 54s) Status Information: CRITICAL - (1 errors in ...
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votes
2answers
1k views

nagios check_snmp revers - CRITICAL=0 OK=1

I need to check the status of power supply units Cisco 7604 using Nagios. I decided to use the plugin check_snmp: # /usr/local/libexec/nagios/check_snmp -H 192.168.150.200 -o ...
0
votes
1answer
145 views

How can i have various configuration in nagios config file

I am using nagios check_logfiles plugin from here http://labs.consol.de/lang/en/nagios/check_logfiles/ I have the config file like this @searches = ( { tag => 'san', logfile => ...
0
votes
2answers
747 views

Error on nagios starting

I had nagios running on centOS. when i restart the nagios with /etc/init.d/nagios restart it not showing any error. But when i check the status with /etc/init.d/nagios status it showing ...
3
votes
1answer
699 views

Increasing ping spacing with check_icmp

We have a bit of a challenge with our Nagios check_icmp monitors... our network suffers from microbursts which can drop maybe 1 or 2 milliseconds of traffic through our firewall. We are working on ...
4
votes
2answers
2k views

is Sensu a replacement for both CollectD and Nagios?

Trying to get my facts straight here. Is Sensu (pretty new kid on the block) meant to be a replacement for both the following?: Nagios (monitoring & alerting) collectD (feeding info to Nagios ...
3
votes
1answer
230 views

Using Nagios Event Handlers to bring system back in correct state

I'm pretty new to monitoring , config management, etc. so please bare with me. I've read up on config management / provisioning tools like Ansible and SaltStack. These sound pretty good to me and I ...
0
votes
2answers
622 views

High Iowait + High load average on a monitoring server

I've a nagios server which was perfectly working up to a few days ago. I've stopped it and restarted it to increase its RAM, and since then, iowait increased dramatically on the server (more than 20%, ...
0
votes
2answers
693 views

NRPE Issue Unable to Read output Check_Access_Log

In NRPE running xinetd I am able to run the script locally, but NRPE reports unable to read output when trying to run it remotely. Any suggestions?: [root@travel log]# ...
1
vote
2answers
674 views

Nagios admin doesn't have permission

I have installed and configured nagios on CentOS using yum I get "It appears as though you do not have permission to view information for any of the hosts you requested..." on the web interface. I ...
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votes
1answer
274 views

NRPE monitor a python process

I am new to Nagios. I understand setting up the service, etc. but I want to monitor some specific python processes that are running. When I set up the check_procs command for it to I give the -C ...
0
votes
1answer
429 views

Nagios is sending notifications for hosts with scheduled downtime

I've got the whole Nagios configured, it's working for a while now with many many hosts and everything is OK, except the one thing I've discovered. When I schedule a downtime for a host, it's sending ...
1
vote
4answers
397 views

Nagios (re-)send notification for service in OK state

Quite simple question: How could I set re-sending notifications in Nagios for service which doesn't change its state? I want to use it for fake sms. Service is allways OK (the whole script content is ...
0
votes
1answer
89 views

how can execute nagios commands from command line in linux

I am using nagios o centos server and i only want to monitor the localhost only. I have defined my service like this define service{ host_name localhost service_description Site1Service ...
-1
votes
1answer
93 views

How to send notification based on host and not service in Nagios? [duplicate]

Who that gets notifications are defined in the service and host definitions, but what I would like is that it is only defined on a pr host level. So whoever that is in the contact_groups for the host ...